Annual starting salaries for college graduates with degrees in business administration are generally expected to be between $10,000 and $35,000. assume that a 95% confidence interval estimate of the population mean annual starting salary is desired. given the information in the microsoft excel online file below, construct a spreadsheet to determine how large a sample should be taken for each desired margin of error. starting salary desired margin of errora. lower 1b. upper 35000desired margin of errora. 300b. 170c. 100